Company lists · Data refreshed November 2026

Top 25 International development ngos worldwide

RevenueBase identified 2,366 company matches for international development ngos worldwide as of November 2026 and tracks 65,228 professional contacts across them, including 12,637 with verified work emails. India is the largest market and London the largest hub.

This list covers company matches for international development ngos worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for international development ngos follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,366Companies
65,228Contacts tracked
12,637Verified emails
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The 25 largest international development ngos worldwide

Ranked by team size
Top 25 of 2,366 company matches for international development ngos worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchThe Hague, NetherlandsHQ recorded Nov 6, 20261,001-5,0002,507 contacts →

Exact match

“SNV is a global development partner, deeply rooted in the countries where we operate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrussels, BelgiumHQ recorded Nov 6, 20261,001-5,0002,056 contacts →

Exact match

“Enabel is the Belgian agency for international cooperation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchZurich, SwitzerlandHQ recorded Nov 6, 20261,001-5,0001,457 contacts →

Exact match

“Swisscontact – Swiss Foundation for Technical Cooperation – is an independent non-profit development organisation established in 1959 by representatives of the Swiss private…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHamburg, GermanyHQ recorded Nov 6, 20261,001-5,0001,453 contacts →

Exact match

“GFA Consulting Group is one of Europe's leading consulting firms in the field of international development cooperation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026501-1,0001,438 contacts →

Exact match

“Pact is an international nonprofit that works across the world building solutions for human development that are evidence-based, data-driven, and owned by the communities we serve.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLittle Rock, AR, United StatesHQ recorded Nov 6, 2026201-5001,216 contacts →

Exact match

“Winrock is a recognized leader in U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026n/a952 contacts →

Exact match

“Praxis is a not–for–profit NGO specialising in participatory approaches to sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOxford, United KingdomHQ recorded Nov 6, 2026201-500849 contacts →

Exact match

“We are an international development consultancy that works in partnership with leaders providing analytical and practical policy expertise through our global network to support…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchArlington, VA, United StatesHQ recorded Nov 6, 2026501-1,000781 contacts →

Exact match

“Blumont is a global organization working with communities around the world to help people overcome challenges and create a foundation for progress.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCopenhagen, DenmarkHQ recorded Nov 6, 2026201-500684 contacts →

Exact match

“NIRAS International Development Consulting is one of Europe's largest development consulting firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNogent-sur-marne, FranceHQ recorded Nov 6, 2026501-1,000677 contacts →

Exact match

“GRET is an international development NGO founded in 1976 and governed by French law, which works both in the field and at political level to provide sustainable, innovative…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChennai, IndiaHQ recorded Nov 6, 20265,001-10,000629 contacts →

Exact match

“Hand in Hand India is a development organisation that works to alleviate poverty through a unique integrated community development approach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBad Homburg Vor Der Hohe, GermanyHQ recorded Nov 6, 2026n/a620 contacts →

Exact match

“GOPA Worldwide Consultants merged to establish GOPA Pro on 31 August 2026.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRugby, United KingdomHQ recorded Nov 6, 2026501-1,000618 contacts →

Exact match

“We are an international development organisation putting ingenious ideas to work so people in poverty can change their world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 202651-200543 contacts →

Exact match

“Le CECI est une organisation internationale qui œuvre pour des économies inclusives et durables, où les femmes et les jeunes exercent pleinement leurs droits et leur leadership.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000508 contacts →

Exact match

“Crown Agents is an international development organisation that works with leaders across the globe to accelerate self-sufficiency and prosperity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNottingham, United KingdomHQ recorded Nov 6, 2026201-500481 contacts →

Exact match

“In 1993, a community in Nottingham, moved by the devastation of the Bosnian war, sprang into action.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMontrouge, FranceHQ recorded Nov 6, 2026501-1,000443 contacts →

Exact match

“IECD is a development organization operating in subsaharian Africa, the MENA region, Madagascar and Southeast Asia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBrisbane, AustraliaHQ recorded Nov 6, 20261,001-5,000442 contacts →

Exact match

“Our mission is at the heart of our work: To improve the quality of life and economic well-being of people world wide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 2026501-1,000439 contacts →

Exact match

“Project Concern International (PCI), a Global Communities Partner, is a global development organization that drives innovation from the ground up to enhance health, end hunger and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026n/a421 contacts →

Exact match

“Habitat Derneği (Habitat) sürdürülebilir kalkınma alanında çalışan bir sivil toplum kuruluşudur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-200407 contacts →

Exact match

“ACCESS Development Services is a global catalyst to achieve the Sustainable Development Goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDhaka, BangladeshHQ recorded Nov 6, 2026501-1,000357 contacts →

Exact match

“UNDP embarked on its journey in Bangladesh in 1973.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCalgary, QC, CanadaHQ recorded Nov 6, 2026501-1,000311 contacts →

Exact match

“Alinea is an international development consultancy providing technical and management expertise that helps people improve their lives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMilan, ItalyHQ recorded Nov 6, 202651-200282 contacts →

Exact match

“WeWorld Onlus is a non-profit non-governmental organisation for development cooperation, recognised by the Italian Ministry of Foreign Affairs; we are independent…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,366 international development ngos worldwide

See the full list, filter by size, metro and specialty, and access 12,637 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International development ngos worldwide at a glance

As of Nov 6, 2026
19.4%Verified-email coverage
27.6Average contacts per company
11-50Median size (employees)
2.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,020
11-50
787
51-200
326
201-500
125
501-1,000
49
1,001-5,000
33
5,001-10,000
8
10001+
12

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for international development ngos are linked below.
What qualifies
Company records worldwide whose business descriptions match “international development ngos” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 12,637 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

International development ngos by location

23 lists · largest first

Every International development ngos list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “international development ngos”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international development ngos are there worldwide?

RevenueBase identified 2,366 company matches for international development ngos worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

SNV tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most international development ngos?

India leads with 209 companies, followed by the United States (186) and Nigeria (115). Every international development ngos list by country and city is linked on this page.

Which city has the most international development ngos?

London leads with 49 company records, followed by Nairobi (43) and Dhaka (35).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 12,637 professional contacts with verified work emails tracked across these 2,366 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.